diff --git a/src/foam/meshes/ProcessorTopology/commSchedule.C b/src/foam/meshes/ProcessorTopology/commSchedule.C
index 59990ebd6..a33be37f1 100644
--- a/src/foam/meshes/ProcessorTopology/commSchedule.C
+++ b/src/foam/meshes/ProcessorTopology/commSchedule.C
@@ -33,7 +33,10 @@ License
 
 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
-defineTypeNameAndDebug(Foam::commSchedule, 0);
+namespace Foam
+{
+defineTypeNameAndDebug(commSchedule, 0);
+}
 
 
 // * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //